/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package Controller.Index;

import Models.Account;
import Models.DAOs.Account_DAO;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Enumeration;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import net.tanesha.recaptcha.ReCaptchaImpl;
import net.tanesha.recaptcha.ReCaptchaResponse;

/**
 *
 * @author 0905
 */
public class login extends HttpServlet {

    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
            
            HttpSession session = request.getSession(true);
            RequestDispatcher rd = null;
            int nloginCount;
            String captcha;
            
            session.setAttribute("loggedin",false);
            session.setAttribute("userID", null);
            session.setAttribute("accountID", null);
            session.setAttribute("userType", null);
           
            if(session.getAttribute("nloginCount") == null)
            {
                session.setAttribute("nloginCount",0);
                
                Enumeration enumerateParameters = request.getParameterNames();             
                int paramCount = 0;
                while(enumerateParameters.hasMoreElements())
                {
                    enumerateParameters.nextElement();
                    paramCount++;
                }           
                if(paramCount == 0){        
                    captcha = null;
                    request.setAttribute("captcha", captcha);               
                }
            }
            else{       
                nloginCount = (Integer)session.getAttribute("nloginCount");
                Enumeration enumerateParameters = request.getParameterNames();
                int paramCount = 0;
                while(enumerateParameters.hasMoreElements())
                {
                    enumerateParameters.nextElement();
                    paramCount++;
                }           
                if(paramCount == 0){

                    if(nloginCount < 3)
                        captcha = null;
                    else
                        captcha = "ok";
                    request.setAttribute("captcha", captcha);
                }
                        
           }
           rd = request.getRequestDispatcher("generic/login.jsp");
           rd.forward(request, response);
        } finally {            
            out.close();
        }
    }
   

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
